Merge "Revert "Remove Dependency.get from NavigationBar."" into sc-v2-dev am: b14bcefcb1 am: 932a7a167c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15934625

Change-Id: Iebe2571ad5b10d00b0b49dfa36deccd51a7afad0